| details |
Early Cambrian |
|
USSR(Moldavian SSR) |
Timofeev,B.V. Lower Palaeozoic sediments in Moldavia |
1952 |
| details |
Mississippian |
Permian |
Pennsylvania |
Cross,A.T. et al. Representative microfossil floras of some Appalachian Coals |
1952 |
| details |
Early Carboniferous |
|
USSR(Smolensk) |
Salov,I.N. On the outcropping of Carboniferous Clays on the Gorodne River in the Monastyrshchinsk Region (Smolensk Region) |
1953 |
| details |
Late Permian |
Liassic |
Austria |
Klaus,W. Microspore stratigraphy of the Salt rocks of the eastern Alps. |
1953 |
| details |
Nd |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Permian |
|
India(Bihar) |
Srivastava,P.N. On some Lower Gonawana megaspores and seeds from Mangardaha Coal, West Bokaro, Bihar. |
1954 |
| details |
Pottsville |
Permian |
USA(Appalachian Bn.) |
Cross,A.T. et al. Microfossil floras of the Upper Carboniferous Coals of eastern United States (Appalachian Basin) |
1954 |
| details |
Late Devonian |
|
Nd |
Potonie,R. The spores of Palaeozoic plants in the natural (Morphologic) system |
1954 |
| details |
Nd |
|
Nd |
Pant,D.D. Suggestions for the classification and nomenclature of fossil spores and pollen grains |
1954 |
| details |
Jurassic |
Cretaceous |
USSR |
Bolkhovitina,N.A. Criticism and bibliography on the classification of fossil pollen and spores and on the type of atlas for their identificaion. |
1955 |
| details |
Permian |
|
USSR(Bashkir ASSR) |
Tuzova,L.S. The stratigraphic distribution of spore-pollen complexes and various vegetable debris in the Tertiary deposits of Baskiria. (In: Tertiary Coal bearing deposits in the Central and Southern Districts of Bashkiria) |
1956 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Early Tertiary |
|
Japan(Hokkaido I.) |
Tokunaga,S. Pollen analyses of some coal seams in the Akabira area, Ishikari Coal Field, Hokkaido |
1956 |
| details |
Late Permian |
|
Australia(NSW) |
Balme,B.E. et al. Sporomorphs from Australian Permian sediments. |
1956 |
| details |
Carboniferous |
|
Nd |
Guennel,G.K. Systematic methods for Paleozoic plant microfossils. |
1956 |
| details |
Early Gondwana |
|
India(Hindustan) |
Goswami,S.K. Occurrence of megaspores in the coal from South Rewa Gondwana Basin. |
1956 |
| original |
Late Eocene |
Late Pliocene |
Europe |
Krutzsch,W. Spore and pollen Groups from the Upper Cretaceous and the Tertiary of Middle Europe and their stratigraphic distribution. |
1957 |